House Drainage System | Environment Engineering | Civil Engineering || By Hariom sir ZONE TECH

[@ayushtiwari2215]

Thank you very much sir ji

[@oswald2358]

Great method of explanation 👍👍👍

[@kaling1319]

Very nicely explained ❤

[@poojarajput-h5r]

Nice sir

[@abhiwithoutmusic9858]

Nice...

[@deepak_maholiya]

thank you sir .

[@RohitSharma-The_ID_R]

thank you sir❤

[@mohdfarhan1662]

Thank you sir 🙏🙏🙏

[@PankajKumar-gd1cp]

Thanks sir

[@_avadoot_chintan_]

❤❤❤

[@Paramveer111194]

Stack system, one pipe system, two pipes system?

[@abhiwithoutmusic9858]

Trickling filter pda do

[@ashishbihade325]

Pdf

[@preetamrali2471]

Thanks sir❤

[@ayushtiwari2215]

Thank you very much sir ji